253458840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 793022400

約数和(自身を除く): 539563560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 173, 174, 232, 290, 346, 348, 421, 435, 519, 580, 692, 696, 842, 865, 870, 1038, 1160, 1263, 1384, 1684, 1730, 1740, 2076, 2105, 2526, 2595, 3368, 3460, 3480, 4152, 4210, 5017, 5052, 5190, 6315, 6920, 8420, 10034, 10104, 10380, 12209, 12630, 15051, 16840, 20068, 20760, 24418, 25085, 25260, 30102, 36627, 40136, 48836, 50170, 50520, 60204, 61045, 72833, 73254, 75255, 97672, 100340, 120408, 122090, 145666, 146508, 150510, 183135, 200680, 218499, 244180, 291332, 293016, 301020, 364165, 366270, 436998, 488360, 582664, 602040, 728330, 732540, 873996, 1092495, 1456660, 1465080, 1747992, 2112157, 2184990, 2913320, 4224314, 4369980, 6336471, 8448628, 8739960, 10560785, 12672942, 16897256, 21121570, 25345884, 31682355, 42243140, 50691768, 63364710, 84486280, 126729420, 253458840]

約数ペア:

[(1, 253458840), (2, 126729420), (3, 84486280), (4, 63364710), (5, 50691768), (6, 42243140), (8, 31682355), (10, 25345884), (12, 21121570), (15, 16897256), (20, 12672942), (24, 10560785), (29, 8739960), (30, 8448628), (40, 6336471), (58, 4369980), (60, 4224314), (87, 2913320), (116, 2184990), (120, 2112157), (145, 1747992), (173, 1465080), (174, 1456660), (232, 1092495), (290, 873996), (346, 732540), (348, 728330), (421, 602040), (435, 582664), (519, 488360), (580, 436998), (692, 366270), (696, 364165), (842, 301020), (865, 293016), (870, 291332), (1038, 244180), (1160, 218499), (1263, 200680), (1384, 183135), (1684, 150510), (1730, 146508), (1740, 145666), (2076, 122090), (2105, 120408), (2526, 100340), (2595, 97672), (3368, 75255), (3460, 73254), (3480, 72833), (4152, 61045), (4210, 60204), (5017, 50520), (5052, 50170), (5190, 48836), (6315, 40136), (6920, 36627), (8420, 30102), (10034, 25260), (10104, 25085), (10380, 24418), (12209, 20760), (12630, 20068), (15051, 16840)]